<template>
  <div style="display: inline-block">
    <el-dialog
      :visible.sync="dialog"
      :close-on-click-modal="false"
      :before-close="cancel"
      :title="title"
      append-to-body
      width="475px"
      @close="cancel"
    >
      <el-form
        ref="form"
        :model="form"
        :rules="rules"
        size="small"
        label-width="88px"
      >
        <el-form-item label="新邮箱" prop="email">
          <el-input
            v-model="form.email"
            auto-complete="on"
            style="width: 200px"
          />
          <el-button
            :loading="codeLoading"
            :disabled="isDisabled"
            size="small"
            @click="sendCode"
          >{{ buttonName }}</el-button>
        </el-form-item>
        <el-form-item label="验证码" prop="code">
          <el-input v-model="form.code" style="width: 320px" />
        </el-form-item>
        <el-form-item label="当前密码" prop="pass">
          <el-input v-model="form.pass" type="password" style="width: 320px" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="text" @click="cancel">取消</el-button>
        <el-button
          :loading="loading"
          type="primary"
          @click="doSubmit"
        >确认</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import store from '@/store'
import { validEmail } from '@/utils/validate'
import { updateEmail } from '@/api/system/user'
import { resetEmail } from '@/api/system/code'
export default {
  props: {
    email: {
      type: String,
      required: true
    }
  },
  data() {
    const validMail = (rule, value, callback) => {
      if (value === '' || value === null) {
        callback(new Error('新邮箱不能为空'))
      } else if (value === this.email) {
        callback(new Error('新邮箱不能与旧邮箱相同'))
      } else if (validEmail(value)) {
        callback()
      } else {
        callback(new Error('邮箱格式错误'))
      }
    }
    return {
      loading: false,
      dialog: false,
      title: '修改邮箱',
      form: { pass: '', email: '', code: '' },
      user: { email: '', password: '' },
      codeLoading: false,
      buttonName: '获取验证码',
      isDisabled: false,
      time: 60,
      rules: {
        pass: [
          { required: true, message: '当前密码不能为空', trigger: 'blur' }
        ],
        email: [{ required: true, validator: validMail, trigger: 'blur' }],
        code: [{ required: true, message: '验证码不能为空', trigger: 'blur' }]
      }
    }
  },
  methods: {
    cancel() {
      this.resetForm()
    },
    sendCode() {
      if (this.form.email && this.form.email !== this.email) {
        this.codeLoading = true
        this.buttonName = '验证码发送中'
        const _this = this
        resetEmail(this.form.email)
          .then((res) => {
            this.$message({
              showClose: true,
              message: '发送成功，验证码有效期5分钟',
              type: 'success'
            })
            this.codeLoading = false
            this.isDisabled = true
            this.buttonName = this.time-- + '秒后重新发送'
            this.timer = window.setInterval(function() {
              _this.buttonName = _this.time + '秒后重新发送'
              --_this.time
              if (_this.time < 0) {
                _this.buttonName = '重新发送'
                _this.time = 60
                _this.isDisabled = false
                window.clearInterval(_this.timer)
              }
            }, 1000)
          })
          .catch((err) => {
            this.resetForm()
            this.codeLoading = false
            console.log(err.response.data.message)
          })
      }
    },
    doSubmit() {
      this.$refs['form'].validate((valid) => {
        if (valid) {
          this.loading = true
          updateEmail(this.form)
            .then((res) => {
              this.loading = false
              this.resetForm()
              this.$notify({
                title: '邮箱修改成功',
                type: 'success',
                duration: 1500
              })
              store.dispatch('GetInfo').then(() => {})
            })
            .catch((err) => {
              this.loading = false
              console.log(err.response.data.message)
            })
        } else {
          return false
        }
      })
    },
    resetForm() {
      this.dialog = false
      this.$refs['form'].resetFields()
      window.clearInterval(this.timer)
      this.time = 60
      this.buttonName = '获取验证码'
      this.isDisabled = false
      this.form = { pass: '', email: '', code: '' }
    }
  }
}
</script>

<style scoped></style>
